--- rpl/lapack/lapack/dsgesv.f 2012/07/31 11:06:37 1.11
+++ rpl/lapack/lapack/dsgesv.f 2023/08/07 08:39:06 1.22
@@ -2,25 +2,25 @@
*
* =========== DOCUMENTATION ===========
*
-* Online html documentation available at
-* http://www.netlib.org/lapack/explore-html/
+* Online html documentation available at
+* http://www.netlib.org/lapack/explore-html/
*
*> \htmlonly
-*> Download DSGESV + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download DSGESV + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
*
* SUBROUTINE DSGESV( N, NRHS, A, LDA, IPIV, B, LDB, X, LDX, WORK,
* SWORK, ITER, INFO )
-*
+*
* .. Scalar Arguments ..
* INTEGER INFO, ITER, LDA, LDB, LDX, N, NRHS
* ..
@@ -30,7 +30,7 @@
* DOUBLE PRECISION A( LDA, * ), B( LDB, * ), WORK( N, * ),
* $ X( LDX, * )
* ..
-*
+*
*
*> \par Purpose:
* =============
@@ -92,9 +92,9 @@
*> dimension (LDA,N)
*> On entry, the N-by-N coefficient matrix A.
*> On exit, if iterative refinement has been successfully used
-*> (INFO.EQ.0 and ITER.GE.0, see description below), then A is
+*> (INFO = 0 and ITER >= 0, see description below), then A is
*> unchanged, if double precision factorization has been used
-*> (INFO.EQ.0 and ITER.LT.0, see description below), then the
+*> (INFO = 0 and ITER < 0, see description below), then the
*> array A contains the factors L and U from the factorization
*> A = P*L*U; the unit diagonal elements of L are not stored.
*> \endverbatim
@@ -111,8 +111,8 @@
*> The pivot indices that define the permutation matrix P;
*> row i of the matrix was interchanged with row IPIV(i).
*> Corresponds either to the single precision factorization
-*> (if INFO.EQ.0 and ITER.GE.0) or the double precision
-*> factorization (if INFO.EQ.0 and ITER.LT.0).
+*> (if INFO = 0 and ITER >= 0) or the double precision
+*> factorization (if INFO = 0 and ITER < 0).
*> \endverbatim
*>
*> \param[in] B
@@ -164,7 +164,7 @@
*> -3 : failure of SGETRF
*> -31: stop the iterative refinement after the 30th
*> iterations
-*> > 0: iterative refinement has been sucessfully used.
+*> > 0: iterative refinement has been successfully used.
*> Returns the number of iterations
*> \endverbatim
*>
@@ -182,12 +182,10 @@
* Authors:
* ========
*
-*> \author Univ. of Tennessee
-*> \author Univ. of California Berkeley
-*> \author Univ. of Colorado Denver
-*> \author NAG Ltd.
-*
-*> \date November 2011
+*> \author Univ. of Tennessee
+*> \author Univ. of California Berkeley
+*> \author Univ. of Colorado Denver
+*> \author NAG Ltd.
*
*> \ingroup doubleGEsolve
*
@@ -195,10 +193,9 @@
SUBROUTINE DSGESV( N, NRHS, A, LDA, IPIV, B, LDB, X, LDX, WORK,
$ SWORK, ITER, INFO )
*
-* -- LAPACK driver routine (version 3.4.0) --
+* -- LAPACK driver routine --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-* November 2011
*
* .. Scalar Arguments ..
INTEGER INFO, ITER, LDA, LDB, LDX, N, NRHS
@@ -230,8 +227,8 @@
DOUBLE PRECISION ANRM, CTE, EPS, RNRM, XNRM
*
* .. External Subroutines ..
- EXTERNAL DAXPY, DGEMM, DLACPY, DLAG2S, SLAG2D, SGETRF,
- $ SGETRS, XERBLA
+ EXTERNAL DAXPY, DGEMM, DLACPY, DLAG2S, DGETRF, DGETRS,
+ $ SGETRF, SGETRS, SLAG2D, XERBLA
* ..
* .. External Functions ..
INTEGER IDAMAX
@@ -406,7 +403,7 @@
30 CONTINUE
*
* If we are at this place of the code, this is because we have
-* performed ITER=ITERMAX iterations and never satisified the
+* performed ITER=ITERMAX iterations and never satisfied the
* stopping criterion, set up the ITER flag accordingly and follow up
* on double precision routine.
*
@@ -428,6 +425,6 @@
*
RETURN
*
-* End of DSGESV.
+* End of DSGESV
*
END